Helping 3rd Hand Soldering Iron Hobby Tool w/ Vise Clamp & Magnifying Glass New Ideal for hobbyists and professionals soldering work, electronics and model making. Third Hand Clamp Helping Magnifying Glass Jeweler Loupe Selected professional tool. Two adjustable locking arms with alligator clip jaws and magnifying glass can be configured in many ways. Heavy and sturdy cast-iron base prevents movement of work.